Nigella Lawson's Chocolate Olive Oil Mousse

"I first came across a version of this voluptuously soft, rich chocolate mousse at Morito, one of my favorite places to eat in London."

Photo by Jonathan Lovekin

Nigella writes: "I first came across a version of this voluptuously soft, rich chocolate mousse at Morito, one of my favorite places to eat in London. Then – as these things tend to happen – I started finding it everywhere. The olive oil doesn’t just bring its resonant flavor to the mousse, it creates its smooth, soft texture. G…